The Muskegon area is under a heat advisory until Thursday. That means the heat index is registering 100 degrees, even if the outside temperatures are a little less.

With inland temperatures in the 90s people were going to the beach to beat the summer heat at Pere Marquette Park in Muskegon on the shores of Lake Michigan in this 2012 photo. It was the same this year.MLive file photo

And that can be dangerous healthwise especially for the very young and the elderly and those whose immune systems are compromised.

You can crank the air conditioning up but it's going to cost you because it will be constantly running -- and not all of us have air conditioning.

My grandmother grew up in Florida and she always kept the shades drawn on really hot days in an effort to keep the heat out. Toward dinner time the shades and windows would come up to catch the evening's cool breeze.

It worked pretty well, but it's tough when the evening temperatures are still in the high 70s and the air is still.